By Gary Sims

The essence of the FreeNAS server is to provide storage that is easily accessible from the network. To this end, it is important to understand how FreeNAS handles hard disks and how they can be configured and used to provide the best and most reliable storage for your network.

This article is excerpted [...]

Compiled by Roberto Espinoza at www.cpccci.com
CPC Computer Consultants, Inc.
Backup your Database
mysqldump -uusername -ppassword databasename > backupfile.sql
Add drop table
This option is useful if you would like to create a backup file which can rewrite an existing database without having to delete the older database manually first.
mysqldump –add-drop-table -uusername -ppassword databasename > backupfile.sql
Directly compress data from a [...]

The Linux man-pages project
The Linux man-pages project documents the system calls provided by the Linux kernel and the library functions provided by the Standard C library (with particular focus on glibc, the GNU C library) in Sections 2 and 3 of the manual, respectively. The man-pages project also provides [...]

o While Nmap stands for “Network Mapper”, it hasn’t been able to
actually draw you a map of the network–until now!  Visit
http://nmap.org/book/zenmap-topology.html for details and pretty
pictures of Zenmap’s new Scan Topology system.
o I spent much of this summer scanning tens of millions of IPs on the
Internet (plus collecting data contributed by some enterprises) to
determine the most [...]

Backup your Database
mysqldump -uusername -ppassword databasename > backupfile.sql
Add drop table
This option is useful if you would like to create a backup file which can rewrite an existing database without having to delete the older database manually first.
mysqldump –add-drop-table -uusername -ppassword databasename > backupfile.sql
Directly compress data from a database
mysqldump -uusername -ppassword databasename | gzip > backupfile.sql.gz
Back [...]

Announcements of new kernel versions can be obtained through various sources, including the comp.os.linux.announce newsgroup, as well as on the http://freshmeat.net/ and http://slashdot.org/ web sites.
Please note that there are currently two “streams” of kernel development — one stream is considered “stable” releases, while the other stream is considered “development” releases. For mission critical applications [...]

Linux / Unix Command: crontab

Command Library

NAME
crontab - tables for driving cron
DESCRIPTION
A crontab file contains instructions to the cron(8) daemon of the general form: “run this command at this time on this date”. Each user has their own crontab, and commands in any [...]

Before we get into changing permissions lets at least define what the
most common ones do. This quick help file talks about things like group
and user ownership which is covered in another file so if you don’t know
what they mean at all read chown next and you will.
~# ls -l
total 456
drwx—— 7 [...]

Compiled by Roberto Espinoza at www.cpccci.com
CPC Computer Consultants, Inc.
Linux is an operating system that was initially created as a hobby by a young student, Linus Torvalds, at the University of Helsinki in Finland. Linus had an interest in Minix, a small UNIX system, and decided to develop a system that exceeded the Minix standards. He began [...]